From: Chih Kai Hsu <hsu.chih.kai@realtek.com>
Date: Thu, 4 Jun 2026 09:22:47 +0000 (+0800)
Subject: r8152: handle the return value of usb_reset_device()
X-Git-Tag: v7.1~17^2~21
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19440600e729d4f74a42591a872099cf25c7d28a;p=thirdparty%2Flinux.git

r8152: handle the return value of usb_reset_device()

If usb_reset_device() returns a negative error code, stop the
process of probing.

Fixes: 10c3271712f5 ("r8152: disable the ECM mode")
Signed-off-by: Chih Kai Hsu <hsu.chih.kai@realtek.com>
Reviewed-by: Hayes Wang <hayeswang@realtek.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20260604092247.27158-450-nic_swsd@realtek.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 1ace1d2398c9c..b1268553cd704 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -9851,7 +9851,12 @@ static int rtl8152_probe_once(struct usb_interface *intf,
 	struct net_device *netdev;
 	int ret;
 
-	usb_reset_device(udev);
+	ret = usb_reset_device(udev);
+	if (ret < 0) {
+		dev_err(&intf->dev, "USB reset failed, errno=%d\n", ret);
+		return ret;
+	}
+
 	netdev = alloc_etherdev(sizeof(struct r8152));
 	if (!netdev) {
 		dev_err(&intf->dev, "Out of memory\n");